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  1. 1
    Interpreting geologic maps for engineering purposes : Hollidaysburg quadrangle, Pennsylvania /
    Published 1953

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
  2. 2
    Double elliptic geometry in terms of point, order and congruence,

    Thesis Book
  3. 3
    Common rocks and minerals of Pennsylvania /
    by Lapham, Davis M, Geyer, Alan R.
    Published 1962

    Book
  4. 4
    Probable maximum precipitation Susquehanna River drainage above Harrisburg, Pa. /
    Published 1965

    Government Document Book
  5. 5
    Stratigraphy of Lower Ordovician Nittany dolomite in central Pennsylvania /
    by Spelman, Allen R
    Published 1966

    Book
  6. 6
    Glacial geology of northwestern Pennsylvania /

    Book
  7. 7
    Geology and land use in eastern Washington County, Pennsylvania, California and Monongahela 7 1/2-minute quadrangles
    by Schweinfurth, Stanley P
    Published 1971

    Book
  8. 8
    A problem in the simultaneous reduction of two quadratic forms in infinitely many variables,
    by Anderson, Rose Lucile, 1900-
    Published 1932

    Thesis Book
  9. 9
    Summary ground-water resources of Beaver County, Pennsylvania /
    by Poth, Charles W
    Published 1973

    Book
  10. 10
    Geology of the Lebanon quadrangle /
    by Geyer, Alan R
    Published 1958

    Book
  11. 11
    Guidebook to places of geologic interest in the Lehigh Valley, Pennsylvania /

    Book
  12. 12
    Pleistocene terraces of the Susquehanna River, Pennsylvania
    by Peltier, Louis C
    Published 1949

    Thesis Book
  13. 13
    Guidebook to the geology of the Philadelphia area /
    by Goodwin, Bruce K
    Published 1964

    Book
  14. 14
    Fossil collecting in Pennsylvania /
    by Hoskins, Donald M
    Published 1964

    Book
  15. 15
    Contributions to the mineralogy of the Newark group in Pennsylvania /
    by Wherry, Edgar Theodore, 1885-
    Published 1910

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Thesis Book
  16. 16
    Guidebook for the ... annual Field Conference of Pennsylvania Geologists

    Conference Proceeding Journal
  17. 17
    The construction of a normal basis in a separable normal extension field,
    by Stauffer, Ruth, 1910-
    Published 1936

    Thesis Book
  18. 18
    Flora of the Lackawanna and Wyoming Valleys /

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Book
  19. 19
    The mammals of Pennsylvania and New Jersey A biographic, historic and descriptive account of the furred animals of land and sea, both living and extinct, known to have existed in these states ...

    Book
  20. 20
    American entomology, or Descriptions of the insects of North America. : Illustrated by coloured figures from original drawings executed from nature. /
    by Say, Thomas, 1787-1834
    Published 1817

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Book
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